Vision: To reach for new heights and reveal the unknown so that what we do and learn will benefit all humankind.

NASA's Goddard Space Flight Center is home to the nation's largest organization of combined scientists, engineers and technologists that build spacecraft, instruments and new technology to study the Earth, the sun, our solar system, and the universe.

NASA's John F. Kennedy Space Center, our nation's gateway to exploring, discovering and understanding our universe.

NASA's permanent archive for space science mission data.